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Lesson Plan
Curated OER

Blending Syllables Name Game

For Teachers Pre-K - 1st
What a fun way to practice segmenting words into syllables! Engage learners by using their own names, spoken by Mico the puppet (or one of your favorites). Mico announces names slowly, syllable by syllable. If scholars have a...
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Assessment
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Balanced Assessment

Oops! Glass Top

For Students 9th - 12th Standards
 A short assessment asks participants to find the original radius required to replace a table top. The problem provides a hypothetical situation of having a segment of a broken glass table top. Pupils find the radius of the circular top...
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Worksheet
Curated OER

Parallel Lines and Transversals

For Students 10th
In this parallel lines and transversals worksheet, 10th graders solve nine different problems related to measuring parallel lines and transversals. First, they name two more pairs of parallel segments, two more skew segments, and two...
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Worksheet
Curated OER

Parallels and Distance

For Students 10th
In this parallels and distance worksheet, 10th graders solve 7 different problems related to the distance between a point and a line and the distance between parallel lines. First, they draw the segment that represents the distance...
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Worksheet
Curated OER

Parallels and Distance

For Students 10th
In this parallels and distance worksheet, 10th graders solve 8 problems related to parallels of lines and the distance between each line. First, they draw the segment that represents the distance indicated in each figure. Then, students...
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Worksheet
Curated OER

The Center of a Circle

For Students 10th
In this center of the circle instructional activity, 10th graders solve 5 different center of the circle measurements. First, they draw a circle and add two points on it. From there, students construct a line segment and a midpoint on...
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Lesson Plan
Curated OER

What's The Idea?

For Teachers 6th
Sixth graders explore line segments, rays, parallel, perpendicular and intersecting lines. The teacher discusses, with the class, real life items that represent each geometric idea studied. They use cotton balls, strings and popsicle...
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Worksheet
Curated OER

Parallel Lines and Transversals

For Students 10th
In this parallel lines and transversals worksheet, 10th graders solve eleven problems that include identifying and defining transversals and parallel lines. First, they state the transversal that forms each pair of angles and then...
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Worksheet
Curated OER

Right Triangles

For Students 10th
In this right triangles activity, 10th graders solve 10 different problems that include determining the means proportionally in each right triangle. First, they use the given information to determine the measure of each line segment....
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Worksheet
Curated OER

Reasoning with Rules

For Students 8th - 9th
In this reasoning with rules worksheet, students solve and complete 12 different problems that include applying various rules to solve the equations given. First, they assume all segments are straight and state the rule used to solve...
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Worksheet
Curated OER

Geometry Journal: Midpoint

For Students 9th - 12th
In this midpoint worksheet, students solve 2 short answer problems. Students prove the midpoint of a segment using the definition of midpoint. Students given an example of using midpoint in everyday life.
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Worksheet
Curated OER

Angles of Elevation and Depression

For Students 10th
In this angles of elevation and depression activity, 10th graders solve 6 word problems that include finding angles of elevation and depression. They solve each problem, rounding the measures of segments to the nearest hundredth and...
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Worksheet
Curated OER

Geometry: Identifying Lines and Rays

For Students 6th
In this geometry: identifying lines and rays worksheet, student answer six multiple choice questions identifying lines, line segments and rays.
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Lesson Plan
Curated OER

Exploring Harmonic Conjugates

For Teachers 9th - 10th
High schoolers investigate harmonic conjugates using Cabri Software or the Ti Calculator to analyze harmonics. They explore different angles measurements as they move their circles around and solve problems.
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Worksheet
Curated OER

Archimedes

For Students 7th - 8th
In this Archimedes worksheet, learners complete and respond to 4 different problems related to different triangles. First, they find the midpoint of each side of a given triangle. Then, students connect the midpoints with the opposite...
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Worksheet
Curated OER

Graph of a Function

For Students 11th - Higher Ed
In this graph of a function worksheet, students graph a function and find the value at a given point. They determine the absolute minimum and maximum of an interval. This two-page worksheet contains three problems.
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Lesson Plan
Curated OER

Intersecting Lines and Segments of Measures

For Teachers 8th - 12th Standards
Mathematicians measure intersecting lines-and circles, and create chords. In this geometry lesson, students explore interrior and exterior chords created by tangent and secant lines. These segments can be inside the circleor outside the...
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Worksheet
Curated OER

Segmented Worms

For Students 9th - 12th
For this segmented worms worksheet, students will review the characteristics of segmented worms including the earthworm, bristleworm, and leech. This worksheet has 7 fill in the blank, 3 true or false, and 3 matching questions.
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Lesson Plan
Curated OER

Exploring Chords: Products of Chord Segments

For Teachers 7th - 10th
Students identify the properties of chords. In this geometry lesson, students multiply chord segments to find the solution to their problem. They construct two chords that cross on  a circles.
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Worksheet
Curated OER

Segmented Worms

For Students 9th - 12th
In this segmented worms worksheet, high schoolers will use a diagram of a segmented worm to complete 4 short answer questions about its body parts and structures.
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Lesson Plan
Curated OER

Proportional Segments Between Parallel Lines

For Teachers 9th - 12th
Young scholars identify similar triangles.  In this proportional segments lesson, students identify corresponding sides, set up ratios, and find the length of the missing side of a triangle.  They use the parallel/proportionality...
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Worksheet
Curated OER

Mollusks and Segmented Worms

For Students 9th - Higher Ed
In this mollusks and segmented worms worksheet, students read information about these two groups of organisms and compare and contrast their general characteristics. This worksheet has 2 short answer questions.
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Worksheet
Curated OER

Tangents and Circles

For Students 10th
In this tangents and circles worksheet, 10th graders solve 10 different problems that include various tangents and circles. First, they determine in each diagram whether the segments shown are tangents or not. Then, students determine...
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Worksheet
Curated OER

Squares and Rhombi

For Students 10th
In this squares and rhombi instructional activity, 10th graders solve 12 various types of problems that relate to the measurement of a rhombus shown and squares shown. First, they use the square ABCD and the given information to find the...

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